58 Scientific — 
ater 
procaine years ago a a great fall, is now a mpi over which canoes 
can be taken. hat this is the case , evidence in point is offered 
inhabitant of the river, the Indians were accustomed to land at 
the foot of this rapid and haul their canoes over the bank, as aie fall 
was too great to stem going up, and dangerous to run going 
down. At the present time no disieuley is nc Po in poling 
up or in paddling down. As the river cut its way down, it also 
changed its course, perhaps many times, so that the deposits are 
now on one side, then on the other, of the present bed. Opposite 
the gravel —— is usually a bare mountain of rock , tising abruptly 
om the strea 
It is said by one of the old prospectors that, starting at the 
be te where the sandstone formation commences, the gravel can 
e peta through the mountains, good — ects bein g found even 
summits, and that it fin sally ends in the immense cliff known 
as ae Gol d Blu ff, 25 sailed below the pat mouth of the Kla- 
math. The spot, "the scene of one of the early excitements, is at 
the tgp time the theater of active beach-mining operations. 
The sea having for ages performed the part of an hydraulic 
mining pete has washed down the gravel bluff and separated the 
black sand, the gold now being gathered from it bee the heavy 
gales of winter throw it up on the shore. However, this asser- 
tion in regard to the eaitauntitie of the gravel shsondll the 
mountains, the writer is not prepared to affirm from persona 
observation. : 
the deposits on the river one will serve as a sample. This 
is located about thirty miles from the 4 and the cut into the 
hill is 384 feet above the stream and some 500 yard e 
along the river, and is worn into pot-holes and grooves by the old 
eddies, Above this is a stratum of blue gravel (so-called), decom 
posed — slate, in reality, most probably, the wearings 0! 
the dyke s before peforeed to. The stratum is from five to sixteen 
feet in Diaiekionat and is of course i richest. Above it a reddish 
or yellow river ‘gravel —— — a, and an occasional streak 
